# iOptima vs PotsiApp

The clearest difference is price: iOptima at Free against PotsiApp's $3.99. iOptima also leads on rating (3.4 vs 3.0) and update cadence (every 5 months vs every 20 months). On ads, in-app purchases and device support there is nothing between them.

iOptima is free to download; PotsiApp costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iOptima holds the better App Store score, 3.4 against 3.0. That said, the two scores are not equally well evidenced: iOptima has 8 ratings behind it against 1, so its average is the more settled of the two.

iOptima ships an update every 5 months, PotsiApp every 20 months. The most recent releases landed on September 16, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | iOptima | PotsiApp |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[3.4 (8 ratings)](https://appshunter.io/ios/app/ioptima/id870426158/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/potsiapp/id1451461437/reviews) |
| Number of ratings | **8** | 1 |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 20 months |
| Monetization | **Free** | Paid |
| Size | 219 MB | 1 MB |
| Requires iOS | **12.4** | 15.4 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 17+ | 17+ |
| Developer | [Bien-Air Dental SA](https://appshunter.io/developer/496222443) | [ORTHOPRACTIS.COM SINGLE MEMBER P.C.](https://appshunter.io/developer/1286360877) |

## What reviewers say

### iOptima

[App page](https://appshunter.io/ios/app/ioptima/id870426158)

Enhance dental procedures with advanced technology. This application integrates with dental units to offer customizable settings for restorative, endodontic, oral surgery, and scaling tasks. It provides pre-programmed sequences and troubleshooting guides for efficient and safe practice.

**Highlights:** Seamlessly adds latest technology to dental units, Customizable settings for speed, torque, and direction, Pre-programmed sequences for endodontics and implantology, Supports restorative, endodontics, oral surgery, and scaling, Integrated troubleshooting guides, Ergonomic iPod touch and iPad mini interface

**In-app purchases:** none


### PotsiApp

[App page](https://appshunter.io/ios/app/potsiapp/id1451461437)

This medical app assists orthopedic surgeons in evaluating spinal deformities by calculating the Posterior Trunk Symmetry Index (POTSI). It uses a non-invasive topographic method with simple back images to assess back symmetry, helping to identify potential scoliosis and monitor deformities objectively.

**Highlights:** Calculates Posterior Trunk Symmetry Index (POTSI), Evaluates back symmetry using topographic method, Non-invasive assessment of spinal deformity, Imports medical images from camera or photos, Marks anatomical points on patient's back, Saves planned images for review, Objective monitoring of spine deformities

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is iOptima free?

iOptima is free to download, with no in-app purchases.

### Is PotsiApp free?

PotsiApp costs $3.99, with no in-app purchases.

### Which has better reviews, iOptima or PotsiApp?

iOptima is rated higher. iOptima averages 3.4 out of 5 from 8 ratings, while PotsiApp averages 3.0 from 1 ratings.

### Do iOptima or PotsiApp have ads?

Neither iOptima nor PotsiApp shows ads.

### Which is updated more often, iOptima or PotsiApp?

iOptima ships an update every 5 months, and PotsiApp every 20 months. Most recently, iOptima was updated on September 16, 2026 and PotsiApp on October 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*